R&D activities for 6G
Fujitsu’s Initiatives for carbon neutrality in the network services/systems
Issues for carbon neutral society
As both smartification and digitization are progressing in several sectors, more than 100 billion IOT devices will be connected to ICT infrastructure in 2030. These IOT devices is expected to be seen not only in current common usage like the censor devices, but also in lots of use cases, such as XR technology requiring large-volume and real-time data communication, remote medical service with high-definition image, remote operation in industry and remote operation of construction machinery. By 2030, accelerating data traffic due to the rapid increase of connections will result in more than 30 times IP traffic and 2 times power consumption of network related facilities compared with in 2018.*1 Moreover, power consumption in ICT sector is increasing because more computing resources are required for enabling rapid and efficient processing/analysis of enormous data.
Therefore, to mitigate the environmental impact, actions for reducing the power consumption of ICT through innovative technology, such as the densification of devices and AI technology, is essential.
Fujitsu's Initiatives 1 : Reduction of power consumption in communications networks
Fujitsu is promoting its activities for the reduction of power consumption in hardware, software and whole network based on the open & disaggregation technology of network by developing environment-friendly products and services in wireless system and optical transport system.

Hardware
Power saving of Radio Unit(RU) hardware
Fujitsu is targeting the drastic improvement of energy-efficiency in the operation of RU by environment-friendly hardware, such as highly efficient amplifier technology and the advanced technology for dynamic and optimal reallocation of radio resources according to the status of communication traffic.

Power saving of optical transmission system
In the optical transport network, significant reduction of energy consumption per bit of transmission data is pursued by low power consumption LSI for high-capacity system.

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As for the entire network, low power consumption will be realized through efficient operation in accordance with the use status of users by AI/ML for optimal management control.
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Fujitsu's Initiatives 2 : Lifecycle management of network equipment
Fujitsu is working for the reduction of power consumption not only during product operation, but also throughout the product lifecycle (product design, material selection, manufacturing, distribution, disposal, etc.).












